// Copyright (c) 2016 The V8 Project authors. All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
esid: sec-number.issafeinteger
description: >
  Return true if argument is a safe integer
info: |
  Number.isSafeInteger ( number )

  [...]
  3. Let integer be ToInteger(number).
  4. If integer is not equal to number, return false.
  5. If abs(integer) ≤ 2**53-1, return true.
  [...]
---*/

function Test() {
    assert.sameValue(Number.isSafeInteger(1), true, "1");
    assert.sameValue(Number.isSafeInteger(-0), true, "-0");
    assert.sameValue(Number.isSafeInteger(0), true, "0");
    assert.sameValue(Number.isSafeInteger(-1), true, "-1");
    assert.sameValue(Number.isSafeInteger(9007199254740991), true, "9007199254740991");
    assert.sameValue(Number.isSafeInteger(-9007199254740991), true, "-9007199254740991");
}

// preheat
const NUMBER_OF_PREHEAT = 1;
for (let i = 0; i < NUMBER_OF_PREHEAT; i++) {
    Test();
}

ArkTools.jitCompileAsync(Test);
assert.sameValue(ArkTools.waitJitCompileFinish(Test), true, '[JIT] JIT disabled.');

// test
const NUMBER_OF_TEST = 1; // or 2
for (let i = 0; i < NUMBER_OF_TEST; i++) {
    Test();
}
